Warm
Average highs sit around 31°C, giving warm days by monthly-average standards.
Weather Guide
St. Croix, Virgin Islands (US) Average Monthly Weather
Weather score70Good annual avg
Best months: March, February, April
Across the year, average daytime temperatures are around 30°C, sunshine averages 8h per day, and rainfall totals about 1114mm. Sea temperatures average 28°C across the year.
Annual weather
Annual averages
Temp
30°C
Rain
1114mm
Annual total
Sun
8h
Sea
28°C
Weather score
70
Good avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 139mm, so some wet days are possible.
Some sun
Sunshine averages 7.4h per day, enough for a balanced month.
Warm sea
Sea temperatures average 29°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare St. Croix, Virgin Islands (US) with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
October31°C average high
October sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsMay to November
This stretch sets the upper range for average daytime heat.
Rain
October139mm average rain
October is one of St. Croix's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to April and June to July
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
October7.4 hours average sun
October is below St. Croix's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsFebruary to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
October29°C average sea
October is one of St. Croix's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJune to November
Sea temperatures are usually near 28°C in this stretch, so swimming comfort is at its strongest.
Weather score
October64 weather score
October is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJanuary to April and June
These months have the strongest weather score in the monthly averages.
